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power: reset: at91-reset: use devm_of_iomap

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Use devm_of_iomap() to map resources. This will avoid the necessity to
track the mapped resources and free them on failure path or on remove.

Reported-by: kernel test robot <[email protected]>
Reported-by: Dan Carpenter <[email protected]>
Suggested-by: Nicolas Ferre <[email protected]>
Signed-off-by: Claudiu Beznea <[email protected]>
Signed-off-by: Sebastian Reichel <[email protected]>
This commit is contained in:
Claudiu Beznea authored and Sebastian Reichel committed 2021-04-02 13:11:45 +02:00
1 parent e4e4092938
commit bd3127733f
1 file changed
+2 -2
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drivers/power/reset/at91-reset.c
+2 -2
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@@ -192,7 +192,7 @@ static int __init at91_reset_probe(struct platform_device *pdev)
if (!reset)
return -ENOMEM;
reset->rstc_base = of_iomap(pdev->dev.of_node, 0);
reset->rstc_base = devm_of_iomap(&pdev->dev, pdev->dev.of_node, 0, NULL);
if (!reset->rstc_base) {
dev_err(&pdev->dev, "Could not map reset controller address\n");
return -ENODEV;
@@ -202,7 +202,7 @@ static int __init at91_reset_probe(struct platform_device *pdev)
/* we need to shutdown the ddr controller, so get ramc base */
for_each_matching_node_and_match(np, at91_ramc_of_match, &match) {
reset->ramc_lpr = (u32)match->data;
reset->ramc_base[idx] = of_iomap(np, 0);
reset->ramc_base[idx] = devm_of_iomap(&pdev->dev, np, 0, NULL);
if (!reset->ramc_base[idx]) {
dev_err(&pdev->dev, "Could not map ram controller address\n");
of_node_put(np);